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荷兰菲利浦公司研制成功一种可重复使用的新型材料——聚甲基戊烯(PMP)树脂,它无色透明,具有良好的耐热、抗震性能,已经应用在食品
Philips, the Netherlands, successfully developed a new type of reusable material - polymethylpentene (PMP) resin, which is colorless and transparent, has good heat resistance and shock resistance, has been used in food